const count3: number = 99;

console.log(count3);

const xiaojiejie : {
    name: string,
    age: number,
} = {
    name: 'Mary',
    age: 22
}

const xjjs: string [] = ['kk', 'xq']

console.log(xjjs);

class Person{}
const p1: Person = new Person()

const see:()=>string= ()=>{
    return 'dajiao'
}

console.log(see());
